Home / 984,650.94-1,476,976.62-310,800.30

Finding the Fourth Proportional to 984,650.94, 1,476,976.62 and 310,800.30

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Solution

The fourth proportional to 984,650.94, 1,476,976.62 and 310,800.30 is: 466,200.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,650.94 : 1,476,976.62 = 310,800.30 : x
  2. Step 2: Convert to fraction form
    984,650.94/1,476,976.62 = 310,800.30/x
  3. Step 3: Cross multiply
    984,650.94x = 1,476,976.62 × 310,800.30
  4. Step 4: Simplify right side
    984,650.94x = 459,044,776,588.99
  5. Step 5: Solve for x
    x = 459,044,776,588.99/984,650.94
  6. Step 6: Final answer
    x = 466,200.52

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.